Author Question: To reduce auto emissions in the United States, modifications to automobile engines have been ... (Read 65 times)

lbcchick

  • Hero Member
  • *****
  • Posts: 550
To reduce auto emissions in the United States, modifications to automobile engines have been required since the 1960s.
 
  Indicate whether the statement is true or false.

Question 2

Roughly one-third of Earth's land surface, excluding Antarctica, is covered with forest and woodland.
 
  Indicate whether the statement is true or false.



jharrington11

  • Sr. Member
  • ****
  • Posts: 365
Answer to Question 1

Answer: TRUE

Answer to Question 2

Answer: TRUE



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

For a complete list of videos, visit our video library